CH466052A - Atemschutzmaske mit Ausatemventil und Sprechmembran - Google Patents

Atemschutzmaske mit Ausatemventil und Sprechmembran

Info

Publication number
CH466052A
CH466052A CH807268A CH807268A CH466052A CH 466052 A CH466052 A CH 466052A CH 807268 A CH807268 A CH 807268A CH 807268 A CH807268 A CH 807268A CH 466052 A CH466052 A CH 466052A
Authority
CH
Switzerland
Prior art keywords
respirator
exhalation valve
speech membrane
speech
membrane
Prior art date
Application number
CH807268A
Other languages
German (de)
English (en)
Inventor
Warncke Ernst
Original Assignee
Draeger Otto Heinrich Dr
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Draeger Otto Heinrich Dr filed Critical Draeger Otto Heinrich Dr
Publication of CH466052A publication Critical patent/CH466052A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/10—Valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
CH807268A 1967-06-03 1968-05-31 Atemschutzmaske mit Ausatemventil und Sprechmembran CH466052A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED0053254 1967-06-03

Publications (1)

Publication Number Publication Date
CH466052A true CH466052A (de) 1968-11-30

Family

ID=7054818

Family Applications (1)

Application Number Title Priority Date Filing Date
CH807268A CH466052A (de) 1967-06-03 1968-05-31 Atemschutzmaske mit Ausatemventil und Sprechmembran

Country Status (6)

Country Link
CH (1) CH466052A (cs)
CS (1) CS159746B2 (cs)
DE (1) DE1708045A1 (cs)
FR (1) FR1575820A (cs)
GB (1) GB1215218A (cs)
SE (1) SE326893B (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320125A1 (en) * 1987-11-13 1989-06-14 Avon Industrial Polymers Limited Air guidance in respirators

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT381605B (de) * 1984-10-25 1986-11-10 Akg Akustische Kino Geraete Atemschutzmaske, bei der ausser der sprechmembran fuer die nahverstaendigung auch ein elektro- akustischer wandler fuer die indirekte sprach- uebertragung aus der maske vorgesehen ist
DE3510302A1 (de) * 1985-03-22 1986-09-25 Drägerwerk AG, 2400 Lübeck Atemschutzmaske fuer ueberdruck-atemschutzgeraete
US4792013A (en) * 1987-09-08 1988-12-20 Boynton Carter R Vocal muffler
DE4220780C1 (cs) * 1992-06-25 1993-09-23 Draegerwerk Ag, 23558 Luebeck, De
FR2740690B1 (fr) * 1995-11-03 1998-07-03 Comasec International Bloc de liaison destine a un masque respiratoire ; masque pourvu d'un tel bloc ; casque et scaphandre comprenant un tel masque
FR2740689B1 (fr) 1995-11-03 1998-01-23 Comasec International Oculaire destine a un masque de protection respiratoire, masque pourvu de l'oculaire et casque et scaphandre pourvu du masque
DE10159219B4 (de) 2001-11-27 2005-09-29 Msa Auer Gmbh Atemschutzmaske für einen Preßluftatmer
FR2862883B1 (fr) * 2003-11-27 2006-06-16 Philippe Leclere Dispositif d'hygiene, de confort et/ou de protection permettant d'empecher ou de limiter la remontee de vapeur d'eau contenue dans l'air expire, dans le champs de vision d'un individu
CN104225834A (zh) * 2014-10-02 2014-12-24 吴建平 一种新型粉尘防护面罩
CN104436461A (zh) * 2014-12-11 2015-03-25 江苏同康特种活性炭纤维面料有限公司 过滤式消防自救呼吸器
DE102015204645B4 (de) 2015-03-13 2020-04-23 Msa Europe Gmbh Atemschutzmaske
CN109276789A (zh) * 2018-11-21 2019-01-29 王晖 一种负压牵引呼吸方法及其装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320125A1 (en) * 1987-11-13 1989-06-14 Avon Industrial Polymers Limited Air guidance in respirators

Also Published As

Publication number Publication date
FR1575820A (cs) 1969-07-25
SE326893B (cs) 1970-08-03
GB1215218A (en) 1970-12-09
CS159746B2 (cs) 1975-01-31
DE1708045A1 (de) 1972-01-05

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